# SDR FDEA202106011431

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 1, 2021
- Submitted: June 1, 2021
- Operation: Air carrier
- Aircraft: [N576FE](https://openairdocs.org/aircraft/N576FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48501
- Aircraft time: 86,898 hours, 20,328 cycles
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Battery
- Condition: Malfunctioned
- Location: Master
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202106011431

## Discrepancy

PDIS  576     24-22  0846     01JUN21  MEM  OPEN  U  HAD EMER PWR ON LEVEL ONE ALERT. FOLLOWED QRH AND  BATTERY POWER STAYED NORMAL FOR 35-40 MINUTES. THEN  BATTERY POWER WENT FROM 26 DOWN TO 18 AND ADG WAS  DEPLOYED. DECLARED AN EMERGENCY AND LANDED  UNEVENTFULLY.  REMOVED AND REPLACED LEFT EMER CONTROL RELAY IAW AMM 24-24-00-4. OK FOR SERVICE.

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